Nonequilibrium spin transport in integrable and nonintegrable classical spin chains
Anomalous transport in low dimensional spin chains is an intriguing topic that can offer key
insights into the interplay of integrability and symmetry in many-body dynamics. Recent …
insights into the interplay of integrability and symmetry in many-body dynamics. Recent …
Amplifying a zeptonewton force with a single-ion nonlinear oscillator
B Deng, M Göb, BA Stickler, M Masuhr, K Singer… - Physical Review Letters, 2023 - APS
Nonlinear mechanical resonators display rich and complex dynamics and are important in
many areas of fundamental and applied sciences. Here, we present a general strategy to …
many areas of fundamental and applied sciences. Here, we present a general strategy to …
Modeling reservoir computing with the discrete nonlinear Schrödinger equation
We formulate, using the discrete nonlinear Schrödinger equation (DNLS), a general
approach to encode and process information based on reservoir computing. Reservoir …
approach to encode and process information based on reservoir computing. Reservoir …
Energy and magnetization transport in nonequilibrium macrospin systems
We investigate numerically the magnetization dynamics of an array of nanodisks interacting
through the magnetodipolar coupling. In the presence of a temperature gradient, the chain …
through the magnetodipolar coupling. In the presence of a temperature gradient, the chain …
Spin-Josephson effects in exchange coupled antiferromagnetic insulators
The spin superfluid analogy can be extended to include Josephson-like oscillations of the
spin current. In a system of two antiferromagnetic insulators (AFMIs) separated by a thin …
spin current. In a system of two antiferromagnetic insulators (AFMIs) separated by a thin …
Entropy production for complex Langevin equations
We study irreversible processes for nonlinear oscillators networks described by complex-
valued Langevin equations that account for coupling to different thermochemical baths …
valued Langevin equations that account for coupling to different thermochemical baths …
Gauge invariance and geometric phase in nonequilibrium thermodynamics
S Borlenghi - Physical Review E, 2016 - APS
We show the link between U (1) lattice gauge theories and the off-equilibrium
thermodynamics of a large class of nonlinear oscillators networks. The coupling between the …
thermodynamics of a large class of nonlinear oscillators networks. The coupling between the …
Micromagnetic simulations of spin-torque driven magnetization dynamics with spatially resolved spin transport and magnetization texture
We present a simple and fast method to simulate spin-torque driven magnetization dynamics
in nanopillar spin-valve structures. The approach is based on the coupling between a spin …
in nanopillar spin-valve structures. The approach is based on the coupling between a spin …
Nanoscale control of heat and spin conduction in artificial spin chains
We describe a mechanism to control the energy and magnetization currents in an artificial
spin chain, consisting of an array of permalloy nanodisks coupled through a magnetodipolar …
spin chain, consisting of an array of permalloy nanodisks coupled through a magnetodipolar …
Stochastic Thermodynamics of Oscillators' Networks
We apply the stochastic thermodynamics formalism to describe the dynamics of systems of
complex Langevin and Fokker-Planck equations. We provide in particular a simple and …
complex Langevin and Fokker-Planck equations. We provide in particular a simple and …